101040340 has 24 divisors (see below), whose sum is σ = 217921032. Its totient is φ = 39323520.

The previous prime is 101040323. The next prime is 101040361. The reversal of 101040340 is 43040101.

It can be written as a sum of positive squares in 4 ways, for example, as 7376656 + 93663684 = 2716^2 + 9678^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101040340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67531 + ... + 69010.

It is an arithmetic number, because the mean of its divisors is an integer number (9080043).

Almost surely, 2^101040340 is an apocalyptic number.

101040340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101040340 is an abundant number, since it is smaller than the sum of its proper divisors (116880692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101040340 is a wasteful number, since it uses less digits than its factorization.

101040340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136587 (or 136585 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 101040340 is about 10051.8824107726. The cubic root of 101040340 is about 465.7629437698.

Adding to 101040340 its reverse (43040101), we get a palindrome (144080441).

The spelling of 101040340 in words is "one hundred one million, forty thousand, three hundred forty".